BERTHA B (IMO 9744037)

BERTHA B is an Offshore Supply Ship built in 2016 and flying the Malta flag, placing it in its 10th year of service. The vessel reports a deadweight tonnage of 1,742 metric tonnes and a gross tonnage of 2,146. This vessel is configured for offshore support operations. BERTHA B is classed by the American Bureau of Shipping, which is a member of the International Association of Classification Societies. The vessel has been observed in the West Europe region. It has previously operated under four different flag states and has been known by two former names. Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions. The most recent inspection was on 6 October 2026.

Frequently asked questions

What is the vessel type of BERTHA B?

BERTHA B is an Offshore Supply Ship. It was built in 2016 and is currently in its 10th year of service.

What are the tonnage specifications for BERTHA B?

The vessel has a gross tonnage of 2,146. It also reports a deadweight tonnage of 1,742 metric tonnes.

Which classification society covers BERTHA B?

The vessel is classed by the American Bureau of Shipping. This society is a recognized member of the International Association of Classification Societies (IACS).

What is the PSC inspection history for BERTHA B?

Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions, with 2 deficiencies recorded. The most recent inspection was on 6 October 2026. All-time records show 2 inspections since 2022 and no detentions.

What flag does BERTHA B currently fly?

The vessel currently flies the Malta flag. Throughout its history, it has operated under 4 different flag states.

Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.